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identifier/identifier
=====================

Common Interfaces and Factories for Identifiers

0.4.0(11mo ago)3226.2k↓37.3%2[1 issues](https://github.com/php-identifier/identifier/issues)[1 PRs](https://github.com/php-identifier/identifier/pulls)1CC0-1.0PHPPHP ^8.2CI passing

Since Nov 28Pushed 2mo ago2 watchersCompare

[ Source](https://github.com/php-identifier/identifier)[ Packagist](https://packagist.org/packages/identifier/identifier)[ RSS](/packages/identifier-identifier/feed)WikiDiscussions main Synced 1mo ago

READMEChangelog (6)Dependencies (11)Versions (8)Used By (1)

identifier/identifier
=====================

[](#identifieridentifier)

 **Common Interfaces and Factories for Identifiers**

About
-----

[](#about)

This project is a specification defining common interfaces for representing and creating identifiers in PHP. For more information, [read the specification](https://php-identifier.readthedocs.io).

This project adheres to a [code of conduct](CODE_OF_CONDUCT.md). By participating in this project and its community, you are expected to uphold this code.

Installation
------------

[](#installation)

Install this package as a dependency using [Composer](https://getcomposer.org).

```
composer require identifier/identifier
```

Contributing
------------

[](#contributing)

Contributions are welcome! To contribute, please familiarize yourself with [CONTRIBUTING.md](CONTRIBUTING.md).

Coordinated Disclosure
----------------------

[](#coordinated-disclosure)

Keeping user information safe and secure is a top priority, and we welcome the contribution of external security researchers. If you believe you've found a security issue in software that is maintained in this repository, please read [SECURITY.md](SECURITY.md) for instructions on submitting a vulnerability report.

Public Domain Dedication
------------------------

[](#public-domain-dedication)

To the extent possible under law, Ben Ramsey has waived all copyright and related or neighboring rights to "Common Interfaces and Factories for Identifiers."

[![CC0](https://camo.githubusercontent.com/419761857bec8a163e77ed40b2af0bc4b04e24477dcaaae5508ae9f0fc65b399/68747470733a2f2f692e6372656174697665636f6d6d6f6e732e6f72672f702f7a65726f2f312e302f38387833312e706e67)](https://creativecommons.org/publicdomain/zero/1.0/)

###  Health Score

48

—

FairBetter than 95% of packages

Maintenance71

Regular maintenance activity

Popularity39

Limited adoption so far

Community15

Small or concentrated contributor base

Maturity53

Maturing project, gaining track record

 Bus Factor1

Top contributor holds 66.9% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

###  Release Activity

Cadence

Every ~185 days

Recently: every ~23 days

Total

6

Last Release

341d ago

PHP version history (2 changes)0.1.0PHP ^8.0

0.2.0PHP ^8.2

### Community

Maintainers

![](https://www.gravatar.com/avatar/f514481fa9cfdfd5dbcaccb3e5b480f18ea05ebf331cddf9b1c5a2a96a78fef5?d=identicon)[ramsey](/maintainers/ramsey)

---

Top Contributors

[![dependabot[bot]](https://avatars.githubusercontent.com/in/29110?v=4)](https://github.com/dependabot[bot] "dependabot[bot] (93 commits)")[![ramsey](https://avatars.githubusercontent.com/u/42941?v=4)](https://github.com/ramsey "ramsey (45 commits)")[![agustingomes](https://avatars.githubusercontent.com/u/15325886?v=4)](https://github.com/agustingomes "agustingomes (1 commits)")

---

Tags

guidididentifierphpphp8snowflakeuiduliduuiduuididentifierguidUIDulididsnowflake

###  Code Quality

Static AnalysisPHPStan

Type Coverage Yes

### Embed Badge

![Health badge](/badges/identifier-identifier/health.svg)

```
[![Health](https://phpackages.com/badges/identifier-identifier/health.svg)](https://phpackages.com/packages/identifier-identifier)
```

###  Alternatives

[ramsey/uuid

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12.6k700.2M3.3k](/packages/ramsey-uuid)[symfony/uid

Provides an object-oriented API to generate and represent UIDs

610280.0M754](/packages/symfony-uid)[ramsey/identifier

A PHP library for generating and working with identifiers, including UUIDs, ULIDs, and Snowflakes

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PHP 7.4+ library that generates concise, unambiguous, URL-safe UUIDs

5951.8M15](/packages/pascaldevink-shortuuid)[keiko/uuid-shortener

A simple shortener library for RFC 4122 compatible UUIDs. Change your 36 chars long UUID into it's shorter equivalent.

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A small PHP class for generating RFC 9562 universally unique identifiers (UUID) from version 3 to version 8.

50302.7k5](/packages/oittaa-uuid)

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